package com.zzw.zzwojbackendjudgeserivce.judge.strategy;

import cn.hutool.json.JSONUtil;
import com.zzw.zzwojbackendmodel.model.codesandbox.JudgeInfo;
import com.zzw.zzwojbackendmodel.model.dto.question.JudgeCase;
import com.zzw.zzwojbackendmodel.model.dto.question.JudgeConfig;
import com.zzw.zzwojbackendmodel.model.entity.Question;
import com.zzw.zzwojbackendmodel.model.enums.JudgeInfoMessageEnum;


import java.util.List;

public class DefaultJudgeStrategy implements JudgeStrategy{

    @Override
    public JudgeInfo doJudge(JudgeContext judgeContext) {


        JudgeInfo judgeInfo = judgeContext.getJudgeInfo();
        Long memory = judgeInfo.getMemory();
        Long time = judgeInfo.getTime();

        List<String> inputList = judgeContext.getInputList();
        List<String> outputList = judgeContext.getOutputList();
        Question question = judgeContext.getQuestion();
        List<JudgeCase> judgeCasesList = judgeContext.getJudgeCaseList();


        JudgeInfoMessageEnum judgeInfoMessageEnum = JudgeInfoMessageEnum.ACCEPTED;

        JudgeInfo judgeInfoResponse = new JudgeInfo();

        judgeInfoResponse.setMemory(memory);
        judgeInfoResponse.setTime(time);


        if(outputList.size() != inputList.size()) {
            judgeInfoMessageEnum = JudgeInfoMessageEnum.WRONG_ANSWER;
            judgeInfoResponse.setMessage(judgeInfoMessageEnum.getValue());
            return judgeInfoResponse;
        }
        for (int i = 0; i < judgeCasesList.size(); i ++) {
            JudgeCase judgeCase = judgeCasesList.get(i);
            if(!judgeCase.getOutput().equals(outputList.get(i))) {
                judgeInfoMessageEnum = JudgeInfoMessageEnum.WRONG_ANSWER;
                judgeInfoResponse.setMessage(judgeInfoMessageEnum.getValue());
                return judgeInfoResponse;
            }
        }



        String judgeConfigStr = question.getJudgeConfig();
        JudgeConfig judgeConfig = JSONUtil.toBean(judgeConfigStr, JudgeConfig.class);
        Long needMemoryLimit = judgeConfig.getMemoryLimit();
        Long needTimeLimit = judgeConfig.getTimeLimit();
        if(memory > needMemoryLimit) {
            judgeInfoMessageEnum = JudgeInfoMessageEnum.MEMORY_LIMIT_EXCEEDED;
            judgeInfoResponse.setMessage(judgeInfoMessageEnum.getValue());
            return judgeInfoResponse;
        }
        if(time > needTimeLimit) {
            judgeInfoMessageEnum = JudgeInfoMessageEnum.TIME_LIMIT_EXCEEDED;
            judgeInfoResponse.setMessage(judgeInfoMessageEnum.getValue());
            return judgeInfoResponse;
        }
        judgeInfoResponse.setMessage(judgeInfoMessageEnum.getValue());
        return judgeInfoResponse;
    }
}
